18282275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3499}}^1$

素因数の和:3539

約数の個数: 24

約数和(自身を含む): 26040000

約数和(自身を除く): 7757725

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 3499, 5225, 17495, 38489, 66481, 87475, 192445, 332405, 731291, 962225, 1662025, 3656455, 18282275]

約数ペア:

[(1, 18282275), (5, 3656455), (11, 1662025), (19, 962225), (25, 731291), (55, 332405), (95, 192445), (209, 87475), (275, 66481), (475, 38489), (1045, 17495), (3499, 5225)]